Earth vs Mars - Demo Update (0.02.4195630)

[p]Increased unit variety on Downtown Showdown. This will make the level more strategic, meaning it will also be a little more difficult. [/p]
[p]Increased difficulty on Independence Bay and Hazy Hills. Even experienced players will find these maps more challenging.[/p]
[p]Added a tutorial popup during city capture to help explain how capturing works[/p]
[p]Added Next Unit button to the bottom of the screen.[/p]
[p]Renamed and reordered some options in the Settings menu for clarity and added a Key Bindings tab so that players have a keyboard reference.[/p]